00-99 CLASSIFICATION OF PROCEDURES
21-29 5. OPERATIONS ON THE NOSE, MOUTH, AND PHARYNX


21 Operations on nose
0 + Includes

22 Operations on nasal sinuses

23 Removal and restoration of teeth

24 Other operations on teeth, gums, and alveoli

25 Operations on tongue

26 Operations on salivary glands and ducts
0 + Note
0 + Includes

27 Other operations on mouth and face
0 + Includes
0 + Excludes

28 Operations on tonsils and adenoids

29 Operations on pharynx
0 + Includes